Naoki (中野直樹) Nakano
ID 376187
Born : 1964 Cat. M60 Ultrarunner since 2012 JPN
25
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
43
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?JPNJapan
31,6%
Rank quotient ?This runner's calculation uses 25 eligible race(s): Σ(rank − 1) = 8 346; Σ finishers = 26 413. 8 346 / 26 413 × 100 = 31.60%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed25
Km — ultra races2 254 km
> 100 km4
> 160 km1
Longest race167,0 km
7th Ultra-Trail Mt. Fuji (UTMF) — 22/4/2022

Km per year (ultra races)

320
3 races
2022
151
2 races
2023
339
4 races
2024
2025
2026

Race types (share of distance)

Road44,4%
Trail55,6%

Records

50 km8h27'43100 km8h45'0050 mi18h15'30

HISTORY

25 race(s)
DateRacePerf.Rk
2024
08.09 50km JPN13th Hakuba Int. Trail Run Duo 8:27:43 h8
14.07 109.2km JPN16th OSJ Ontake 100km Ultra Trail 18:25:07 h751
30.06 100km JPN39. Lake Saroma 100 km Ultramarathon 10:46:44 h489
23.03 80km JPN5th Flash Trail Challenge 80km 18:15:30 h83
2023
25.06 100km JPN38. Lake Saroma 100 km Ultramarathon 12:47:47 h1623
09.04 51.4km JPN1st AYABE Trailrun 9:05:41 h232
2022
27.11 46.7km JPN1st Rokko 24 peaks hunt 10:26:12 h47
16.07 106.5km JPN14th OSJ Ontake 100km Ultra Trail 18:31:00 h617
22.04 167km JPN7th Ultra-Trail Mt. Fuji 40:46:07 h1217
2019
20.10 57.8km JPN3rd Kohechi Trail Journey 10:27:14 h55
06.10 73km JPN5th Gasando Trail running race 14:21:35 h164
15.09 110km JPN11th Shinetsu Five Mountains Trail 110km 19:49:13 h143
30.06 100km JPN34. Lake Saroma 100 km Ultramarathon 8:45:00 h91
02.06 51.2km JPN4th Rokko 5 Peaks Trail Race 11:56:54 h115
2018
09.09 51.4km JPN8th Hakuba Int. Trail Run 7:59:46 h214
24.06 100km JPN33. Lake Saroma 100 km Ultramarathon 9:27:18 h264
2017
15.07 100km JPN10th OSJ Ontake 100km Ultra Trail 16:16:51 h534
25.06 100km JPN32. Lake Saroma 100 km Ultramarathon 9:40:58 h280
2016
16.07 100km JPN9th OSJ Ontake 100km Ultra Trail 14:43:15 h363
26.06 100km JPN31. Lake Saroma 100 km Ultramarathon 9:21:18 h251
24.04 100km JPN8th 100 km Ultra Maranic Osaka 11:21:50 h98
2015
18.10 100km JPN21st River Shimanto 100km 9:27:20 h63
29.08 100km JPNKISO Great Traverse 100 km Ultra Marathon 12:23:09 h101
2014
29.06 100km JPN29. Lake Saroma 100 km Ultramarathon 9:15:15 h109
2012
24.06 100km road race JPN27. Lake Saroma 100 km Ultramarathon 10:23:17 h459